A randomized 25 question test from a pool of 761 questions, good luck!
There are several fields in an Ethernet message frame structure. Which of the answers represent the content of the FCS field in the Ethernet message frame?
There are several different ways to let an operator know about an alarm in any HMI. Which of the answers below would best be described as a vibrations given off by a device?
In synchronous transmission, which of the answers below best describes where the incoming data is always detected by the receiver?
A defined area of geographical coverage is commonly called an area network. Which of the area networks below is a network that links several smaller area networks together over a wide geographical area.
Any SCADA system must adhere to universal standards which allow smooth communication over international boundaries. Which of the standards below would be responsible for integration of security measures such as encryption?
In the protocol specifications of Modbus, there are 5 and 6 digit addresses, each address starting with a specific number for the register type. Which number below starts the input registers addresses?
The field instrument to PLC communication is best defined by which of the answers below?
The limits of a OUT parameter status field has several different classifications. Which of the classifications below can be described as the indication of a parameter above the URV?
There are numerous threats to the security of a DCS. Which of the security measures below would used be to prevent unauthorized changes from an operator?
Which of the answers below best describes the number of pins in a standard A USB connector?
Which of the network components below combines two or more smaller networks working within the ISO physical and data layers?
Each network layer for a DCS has it's own specialized equipment or software. Which of the layers below would make use of a Foundation Fieldbus protocol?
With any GUI, there are opportunities to use gathered data visually. Which of the methods below would be best described as one that would allow an operator to anticipate the tendencies of a process by the creation of a short term measurement values plot?
IPv4 network classes can also be defined by the IP address they use. Which of the answers corresponds best to the address in row "A"?
SCADA control systems are similar to other control system, but the components for a SCADA system vary slightly. Which of the components below would be designed to reduce transmission of the records of alarms and/or events?
The various DCS networks are vital to any plant or process operating smoothly. Which of the networks below must faster and more reliable than any of the others?
IPv4 network classes can also be defined by the default subnet masks that they use. If the subnet mask was 255.0.0.0, which of the classes below would be used?
Which of the answers below best represents the required nominal impedance of the data pair cabling in the DeviceNet system?
Which answer below is best described as the RS-232 standard for voltage range to receive a "Mark"?
Which of the terms below can be best described as a segment communication scheduling device in an H1 transmission system?
The OSI model describes how a network should be arranged. Which of the layers below defines the media access method and the message frame structure?
Modbus has standard command codes to allow the master to access information from it's slaves. Which of the commands below would be used to request the content of the slaves holding registers # 40108?
IPv4 network classes can also be defined by the default subnet masks that they use. If the subnet mask was 255.255.0.0, which of the classes below would be used?
In IPv4, the user datagram protocol has less latency and measurable greater data throughput. Which of the answers below can be a drawback of this protocol?
In the protocol specifications of Modbus, there are 5 and 6 digit addresses, each address starting with a specific number for the register type. Which number below starts the holding registers addresses?